: Return Etherium-Horn Sorcerer to its owner's hand.
Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.)
6/1/2012 Etherium-Horn Sorcerer’s first ability can only be activated when it is on the battlefield. If Etherium-Horn Sorcerer isn’t on the battlefield when the ability resolves, the ability won’t do anything.